/Engine/Source/Runtime/CoreUObject/Public/Internationalization/PackageLocalizationManager.h
Initialize the manager lazily using the given callback. It is expected that this callback calls one of the InitializeFromX functions.
void InitializeFromLazyCallback ( [FLazyInitFunc](API\Runtime\CoreUObject\Internationalization\FPackageLocalizationManager\FLazyInitFunc) InLazyInitFunc )